Ribbon Communications Inc. (RBBN)

Last Closing Price: 2.81 (2026-01-16)

Implied Volatility (Calls) (90-Day)

Implied Volatility (Calls): The forecasted future volatility of the security over the selected time frame, derived from the pricing of the at-the-money call options with the relevant expiration date.

Ribbon Communications Inc. (RBBN) had 90-Day Implied Volatility (Calls) of 0.3574 for 2026-01-16.